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Mathematics 9 Online
OpenStudy (anonymous):

What is the variable?

OpenStudy (anonymous):

OpenStudy (anonymous):

why don't u just use pythagorean theorem?

OpenStudy (zehanz):

Or use the a:a:a\(\sqrt{2}\) property of the 45-45-90 degrees triangle?

OpenStudy (anonymous):

I just am not very good with this. Could you explain how to use that property, ZeHanz?

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